Need help calculating derivatives

[firedwheelman]

I am having a hard time figuring out how to calculate derivatives on the HP Prime. Do I need to download a certain program or can I compute it directly in CAS mode?

[Hisham]

Yes, in CAS mode, there is also a template:
https://www.youtube.com/watch?v=LXwLiPlKO2M
Best,

Hisham

[firedwheelman]

Yes, in CAS mode, there is also a template:
https://www.youtube.com/watch?v=LXwLiPlKO2M
Best,

Hisham

that method works for the easier problems but what about if I have something more complex like

[Hisham]

Try this way (done with the Nspire CAS), using double round brackets:



Best,

Hisham

[firedwheelman]

Try this way (done with the Nspire CAS), using double round brackets:



Best,

Hisham

when i plug it in that way i end up with

[parisse]

Run it from CAS (press the CAS key, use lowercase x).